What causes the main difference between biomes?
a).the climate
b).all of the above
c).the community
d).water

is called echinoderms

i would spend it with those i love the most.i would do whatever to make up for those i have hurt intentionally or unintentionally.i would in all possible ways try to comfort the ones who love me nd of all i would gather courage nd say sry to my best friend

answer: b: experiments that showed that all cells are similar in how they metabolize and in their composition

explanation:

the correct answer is b